Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Potomac River | Statement: [Piedmont (United States), majorRivers, Potomac River]

Target entity: Potomac River
Context triple: [Piedmont (United States), majorRivers, Potomac River]

• A. Potomac River chosen
  The Potomac River is a major waterway in the Mid-Atlantic United States that flows through the Appalachian region and forms part of the boundary between Maryland, Virginia, and Washington, D.C.
• B. Rappahannock River
  The Rappahannock River is a major waterway in eastern Virginia that flows from the Blue Ridge Mountains to the Chesapeake Bay and played a significant role in American colonial history and the Civil War.
• C. Shenandoah River
  The Shenandoah River is a scenic waterway flowing through Virginia and West Virginia, famed for its pastoral valleys, Blue Ridge Mountain backdrop, and prominence in American folk music and Civil War history.
• D. South Branch Potomac River
  The South Branch Potomac River is a major headwater stream of the Potomac River that flows through the Appalachian region of West Virginia and Virginia, known for its scenic valleys, outdoor recreation, and role in the Chesapeake Bay watershed.
• E. Anacostia River
  The Anacostia River is a tidal river in the Washington, D.C. area known for its historical significance, urban setting, and long-running environmental restoration efforts.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: majorRivers
Context triple: [Piedmont (United States), majorRivers, Potomac River]

• A. majorRiverSource
  Indicates that one entity is the primary originating source or headwaters location of a major river.
• B. riverSystem
  Indicates that one entity is a river system to which the other entity belongs or is a component (such as a tributary or segment).
• C. waterwaySystem
  Indicates that one entity is part of, or belongs to, a connected network of waterways associated with another entity.
• D. hasRiver chosen
  Indicates that a location or area contains, is traversed by, or is directly associated with a river.
• E. mouthOfTheWatercourse
  Indicates the location where a watercourse ends and flows into a larger body of water.
• F. None of above.